HELIOSCOPE

Etymology

Noun

helioscope (plural helioscopes)

(astronomy) An apparatus for viewing the sun without harming the eye, by means of blackened glass or mirrors that reflect only a part of the light.

Source: Wiktionary


He"li*o*scope, n. Etym: [Helio- + -scope: cf. F. hélioscope.] (Astron.)

Definition: A telescope or instrument for viewing the sun without injury to the eyes, as through colored glasses, or with mirrors which reflect but a small portion of light.

– He`li*o*scop`ic, a.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

26 November 2024

TRANSPOSITION

(noun) (music) playing in a different key from the key intended; moving the pitch of a piece of music upwards or downwards


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